Show a more helpful error for import status

Importing a project from GitHub for a project namespace that already exists
would show an unhelpful error, "An error occurred while importing project."
We now add the base message from Projects::CreateService when this fails.

Closes #47365

1 files changed, 9 insertions, 1 deletions

diff --git a/app/assets/javascripts/importer_status.js b/app/assets/javascripts/importer_status.js
index 52455885248..f9ff0722c01 100644
--- a/app/assets/javascripts/importer_status.js
+++ b/app/assets/javascripts/importer_status.js
@@ -67,7 +67,15 @@ class ImporterStatus {
         false,
       ));
     })
-    .catch(() => flash(__('An error occurred while importing project')));
+    .catch((error) => {
+      let details = error;
+
+      if (error.response && error.response.data && error.response.data.errors) {
+        details = error.response.data.errors;
+      }
+
+      flash(__(`An error occurred while importing project: ${details}`));
+    });
   }
 
   autoUpdate() {